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authorMax Kellermann <max@duempel.org>2009-01-25 17:38:12 +0100
committerMax Kellermann <max@duempel.org>2009-01-25 17:38:12 +0100
commitdc575106c296435940482cc2655804c71ee2d934 (patch)
tree4c5a455e28a224fdab697c4b00f34305b2e67281
parentdb2058a26580681911aed09b427472ccde0176dd (diff)
downloadmpd-dc575106c296435940482cc2655804c71ee2d934.tar.gz
mpd-dc575106c296435940482cc2655804c71ee2d934.tar.xz
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mixer: merged methods "init" and "configure"
Both methods are always called together. There is no point in having them separate. This simplifies the code, because the old configure() method could be called more than once, and had to free old allocations.
Diffstat (limited to '')
-rw-r--r--src/mixer/alsa_mixer.c29
-rw-r--r--src/mixer/oss_mixer.c29
-rw-r--r--src/mixer_api.c16
-rw-r--r--src/mixer_api.h14
4 files changed, 20 insertions, 68 deletions
diff --git a/src/mixer/alsa_mixer.c b/src/mixer/alsa_mixer.c
index f3213c4cf..95e5c70ee 100644
--- a/src/mixer/alsa_mixer.c
+++ b/src/mixer/alsa_mixer.c
@@ -36,16 +36,19 @@ struct alsa_mixer {
};
static struct mixer_data *
-alsa_mixer_init(void)
+alsa_mixer_init(const struct config_param *param)
{
struct alsa_mixer *am = g_malloc(sizeof(struct alsa_mixer));
- am->device = NULL;
- am->control = NULL;
+
+ am->device = config_dup_block_string(param, "mixer_device", NULL);
+ am->control = config_dup_block_string(param, "mixer_control", NULL);
+
am->handle = NULL;
am->elem = NULL;
am->volume_min = 0;
am->volume_max = 0;
am->volume_set = -1;
+
return (struct mixer_data *)am;
}
@@ -60,25 +63,6 @@ alsa_mixer_finish(struct mixer_data *data)
}
static void
-alsa_mixer_configure(struct mixer_data *data, const struct config_param *param)
-{
- struct alsa_mixer *am = (struct alsa_mixer *)data;
- const char *value;
-
- value = config_get_block_string(param, "mixer_device", NULL);
- if (value != NULL) {
- g_free(am->device);
- am->device = g_strdup(value);
- }
-
- value = config_get_block_string(param, "mixer_control", NULL);
- if (value != NULL) {
- g_free(am->control);
- am->control = g_strdup(value);
- }
-}
-
-static void
alsa_mixer_close(struct mixer_data *data)
{
struct alsa_mixer *am = (struct alsa_mixer *)data;
@@ -235,7 +219,6 @@ alsa_mixer_control(struct mixer_data *data, int cmd, void *arg)
const struct mixer_plugin alsa_mixer = {
.init = alsa_mixer_init,
.finish = alsa_mixer_finish,
- .configure = alsa_mixer_configure,
.open = alsa_mixer_open,
.control = alsa_mixer_control,
.close = alsa_mixer_close
diff --git a/src/mixer/oss_mixer.c b/src/mixer/oss_mixer.c
index 504fedc67..261616747 100644
--- a/src/mixer/oss_mixer.c
+++ b/src/mixer/oss_mixer.c
@@ -43,13 +43,16 @@ struct oss_mixer {
};
static struct mixer_data *
-oss_mixer_init(void)
+oss_mixer_init(const struct config_param *param)
{
struct oss_mixer *om = g_malloc(sizeof(struct oss_mixer));
- om->device = NULL;
- om->control = NULL;
+
+ om->device = config_dup_block_string(param, "mixer_device", NULL);
+ om->control = config_dup_block_string(param, "mixer_control", NULL);
+
om->device_fd = -1;
om->volume_control = SOUND_MIXER_PCM;
+
return (struct mixer_data *)om;
}
@@ -64,25 +67,6 @@ oss_mixer_finish(struct mixer_data *data)
}
static void
-oss_mixer_configure(struct mixer_data *data, const struct config_param *param)
-{
- struct oss_mixer *om = (struct oss_mixer *) data;
- const char *value;
-
- value = config_get_block_string(param, "mixer_device", NULL);
- if (value != NULL) {
- g_free(om->device);
- om->device = g_strdup(value);
- }
-
- value = config_get_block_string(param, "mixer_control", NULL);
- if (value != NULL) {
- g_free(om->control);
- om->control = g_strdup(value);
- }
-}
-
-static void
oss_mixer_close(struct mixer_data *data)
{
struct oss_mixer *om = (struct oss_mixer *) data;
@@ -215,7 +199,6 @@ oss_mixer_control(struct mixer_data *data, int cmd, void *arg)
const struct mixer_plugin oss_mixer = {
.init = oss_mixer_init,
.finish = oss_mixer_finish,
- .configure = oss_mixer_configure,
.open = oss_mixer_open,
.control = oss_mixer_control,
.close = oss_mixer_close
diff --git a/src/mixer_api.c b/src/mixer_api.c
index b0fea9a7a..0cf4e0c92 100644
--- a/src/mixer_api.c
+++ b/src/mixer_api.c
@@ -21,14 +21,6 @@
#include "mixer_api.h"
-void mixer_init(struct mixer *mixer, const struct mixer_plugin *plugin)
-{
- assert(plugin != NULL);
- assert(mixer != NULL);
- mixer->plugin = plugin;
- mixer->data = mixer->plugin->init();
-}
-
void mixer_finish(struct mixer *mixer)
{
assert(mixer != NULL && mixer->plugin != NULL);
@@ -40,11 +32,13 @@ void mixer_finish(struct mixer *mixer)
struct mixer *
mixer_new(const struct mixer_plugin *plugin, const struct config_param *param)
{
- struct mixer *mixer = g_new(struct mixer, 1);
+ struct mixer *mixer;
- mixer_init(mixer, plugin);
- plugin->configure(mixer->data, param);
+ assert(plugin != NULL);
+ mixer = g_new(struct mixer, 1);
+ mixer->plugin = plugin;
+ mixer->data = mixer->plugin->init(param);
return mixer;
}
diff --git a/src/mixer_api.h b/src/mixer_api.h
index cc0d8327f..50a9cb165 100644
--- a/src/mixer_api.h
+++ b/src/mixer_api.h
@@ -31,11 +31,10 @@ extern const struct mixer_plugin oss_mixer;
struct mixer_data;
struct mixer_plugin {
-
- /**
- * Allocate and initialize mixer data
+ /**
+ * Alocates and configures a mixer device.
*/
- struct mixer_data *(*init)(void);
+ struct mixer_data *(*init)(const struct config_param *param);
/**
* Finish and free mixer data
@@ -43,12 +42,6 @@ struct mixer_plugin {
void (*finish)(struct mixer_data *data);
/**
- * Setup and configure mixer
- */
- void (*configure)(struct mixer_data *data,
- const struct config_param *param);
-
- /**
* Open mixer device
*/
bool (*open)(struct mixer_data *data);
@@ -69,7 +62,6 @@ struct mixer {
struct mixer_data *data;
};
-void mixer_init(struct mixer *mixer, const struct mixer_plugin *plugin);
void mixer_finish(struct mixer *mixer);
struct mixer *